157154296933919 has 2 divisors, whose sum is σ = 157154296933920. Its totient is φ = 157154296933918.

The previous prime is 157154296933903. The next prime is 157154296933969. The reversal of 157154296933919 is 919339692451751.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157154296933919 - 2⁴ = 157154296933903 is a prime.

It is a super-2 number, since 2×157154296933919² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157154296933969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78577148466959 + 78577148466960.

It is an arithmetic number, because the mean of its divisors is an integer number (78577148466960).

Almost surely, 2^{157154296933919} is an apocalyptic number.

157154296933919 is a deficient number, since it is larger than the sum of its proper divisors (1).

157154296933919 is an equidigital number, since it uses as much as digits as its factorization.

157154296933919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 496011600, while the sum is 74.

The spelling of 157154296933919 in words is "one hundred fifty-seven trillion, one hundred fifty-four billion, two hundred ninety-six million, nine hundred thirty-three thousand, nine hundred nineteen".