157620070100 has 18 divisors (see below), whose sum is σ = 342035552334. Its totient is φ = 63048028000.

The previous prime is 157620070057. The next prime is 157620070103. The reversal of 157620070100 is 1070026751.

157620070100 = T₁₁₂₂₈₀ + T₁₁₂₂₈₁ + ... + T₁₁₂₃₀₄.

157620070100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 6639642256 + 150980427844 = 81484^2 + 388562^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157620070103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 788100251 + ... + 788100450.

Almost surely, 2^157620070100 is an apocalyptic number.

157620070100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

157620070100 is an abundant number, since it is smaller than the sum of its proper divisors (184415482234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

157620070100 is a wasteful number, since it uses less digits than its factorization.

157620070100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576200715 (or 1576200708 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 29.

Adding to 157620070100 its reverse (1070026751), we get a palindrome (158690096851).

The spelling of 157620070100 in words is "one hundred fifty-seven billion, six hundred twenty million, seventy thousand, one hundred".