190537034428 has 48 divisors (see below), whose sum is σ = 362972423520. Its totient is φ = 86990045184.

The previous prime is 190537034371. The next prime is 190537034431. The reversal of 190537034428 is 824430735091.

It is a super-2 number, since 2×190537034428² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 11456703 + ... + 11473321.

It is an arithmetic number, because the mean of its divisors is an integer number (7561925490).

Almost surely, 2^190537034428 is an apocalyptic number.

It is an amenable number.

190537034428 is a deficient number, since it is larger than the sum of its proper divisors (172435389092).

190537034428 is a wasteful number, since it uses less digits than its factorization.

190537034428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19006 (or 19004 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 190537034428 in words is "one hundred ninety billion, five hundred thirty-seven million, thirty-four thousand, four hundred twenty-eight".