40997401452 has 48 divisors (see below), whose sum is σ = 121473784320. Its totient is φ = 11713543056.

The previous prime is 40997401409. The next prime is 40997401483. The reversal of 40997401452 is 25410479904.

40997401452 is a `hidden beast` number, since 40 + 99 + 74 + 0 + 1 + 452 = 666.

40997401452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40997401398 and 40997401407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27113928 + ... + 27115439.

It is an arithmetic number, because the mean of its divisors is an integer number (2530703840).

Almost surely, 2^40997401452 is an apocalyptic number.

40997401452 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40997401452 is an abundant number, since it is smaller than the sum of its proper divisors (80476382868).

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

40997401452 is a wasteful number, since it uses less digits than its factorization.

40997401452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54229387 (or 54229379 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 40997401452 in words is "forty billion, nine hundred ninety-seven million, four hundred one thousand, four hundred fifty-two".